body,html {
  margin: 0;
  padding: 0;
  -moz-osx-font-smoothing: grayscale;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-family: Helvetica Neue,Helvetica,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Arial,sans-serif
}

#app,body,html {
  height: 100%
}

*,:after,:before {
  box-sizing: inherit;
  margin: 0;
  padding: 0
}

a:active,a:focus {
  outline: none
}

a,a:focus,a:hover {
  cursor: pointer;
  color: inherit;
  text-decoration: none;
}

div:focus {
  outline: none
}

.clearfix:after {
  visibility: hidden;
  display: block;
  font-size: 0;
  content: " ";
  clear: both;
  height: 0
}
